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14NM NE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 9:22 pm EDT Sep 1, 2026
Forecast Valid: 11pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026

Overnight

Variable winds 5 kt or less. Patchy fog after 4am. Seas 1 ft or less.

Wednesday

Variable winds 5 kt or less. Patchy fog before 8am. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Showers likely, mainly after 5am. Patchy fog after midnight. Seas 1 ft or less.

Thursday

S wind 5 to 10 kt. Showers and possibly a thunderstorm before 2pm, then showers likely. Patchy fog before 10am. Seas 1 ft or less.

Thursday Night

Variable winds 5 kt or less. A chance of showers before 9pm. Seas 1 ft or less.

Friday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.